SEISMIC BASE ISOLATION

CE586

Course Code: CE586
Semester: -
Theory+Practice: 3 + 0
ECTS: 10

Course Type

Elective Course

Course Level

Master's Degree With Thesis

Year of Study

Semester

ECTS

Name of Lecturer(s)

Learning Outcomes

At the end of this course, the students;

Analyze and compare the natural periods and mode shapes of unisolated and seismically isolated structures to determine their dynamic characteristics,
Design seismic isolation devices, including elastomeric bearings and friction pendulum systems, in accordance with current code provisions and design standards,
Model the seismic response of linear and bilinear isolation systems to calculate modal and total structural demands,
Evaluate the stability of elastomeric isolators and assess the design and testing requirements for seismic isolation units.

Mode of Delivery

Face to face

Prerequisites

Recommended Optional Programme Components

None

Course Description

Concept of base-isolated buildings, advantages of seismic base-isolation, basic properties of seismic isolation systems, general design principles of seismic isolation systems, elastomer isolators, production of elastomer isolators, design and calculation methods of elastomer isolators, application of elastomer isolation systems, curved surface friction isolator systems, production of curved surface friction isolators, design and calculation methods of curved surface friction isolators, application of curved surface friction isolation systems, structural analysis application with seismic isolation system.

Course Contents

WEEK	TOPICS
1^st Week	Introduction and Seismic Isolation Approaches
2^nd Week	Components in an Isolated System
3^rd Week	Natural Periods and Mode Shapes of Unisolated and Isolated Linear Structures
4^th Week	Modal and Total Seismic Response
5^th Week	Linear and Bilinear Isolation Systems
6^th Week	Isolator Devices and Systems: Elastomeric Bearings
7^th Week	Friction Pendulum Systems
8^th Week	Midterm
9^th Week	Linear Structures with Linear Isolation
10^th Week	Code Provisions for Seismic Isolation
11^th Week	Design and Testing Requirements for Isolators
12^th Week	Stability of Elastomeric Isolators
13^th Week	Ground Motion Characteristics
14^th Week	Design Example for an Elastomeric Bearing
15^th Week	Design Example for a Friction Pendulum System

Recommended or Required Reading

1. Türkiye Bina Deprem Yönetmeliği 2018 (TBDY 2018).
2. Kasimzade Azer A., Şafak, E., Ventura, C., Naeim, F., Mukai, Y., Seismic Isolation, Structural Health Monitoring, and Performance Based Seismic Design in Earthquake Engineering, Springer, 2019.
3. Chopra, A. K., Dynamics of Structures Theory and Applications to Earthquake Engineering, Prentice Hall, 2012.
4. Higashino, M., Okamoto, S,, Response Control and Seismic Isolation of Buildings, 2006.
5. Lecture Notes.

Planned Learning Activities and Teaching Methods

Lecture
Questions/Answers
Presentation

Assessment Methods and Criteria

	Quantity	Percentage (%)
Mid-term	1	30
Assignment	1	10
Quiz	1	20
Total(%)		60
Contribution of In-term Studies to Overall Grade(%)		60
Contribution of Final Examination to Overall Grade(%)		40
Total(%)		100

ECTS Allocated Based on Student Workload

Activities	Quantity	Duration (Hour)	Total Workload (Hour)
Midterm exam	1	2	2
Preparation for Quiz	1	50	50
Individual or group work	14	3	42
Preparation for Final exam	1	80	80
Course hours	14	3	42
Preparation for Midterm exam	1	60	60
Laboratory (including preparation)
Final exam	1	2	2
Homework	1	20	20
Quiz	1	2	2
Total Work Load			300
Total Work Load / 30 (h)			10
ECTS Credit of the Course			10

Language of Instruction

English

Work Placement(s)

Programme Qualifications / Learning Outcomes

	LO1	LO2	LO3	LO4
K1	X		X
K2	X		X
K3		X		X
K4		X	X	X
K5		X		X
K6
K7
K8	X	X	X
K9
K10
K11			X	X